Twilio (NYSE: TWLO) director receives 951-share RSU award

Rhea-AI Filing Summary

Epstein Jeff reported acquisition or exercise transactions in this Form 4 filing.

Jeff Epstein, a director of Twilio Inc., received a grant of 951 Restricted Stock Units (RSUs), each representing one share of Twilio Class A common stock. The RSUs vested immediately on the grant date, making the shares fully earned as of that day.

After this grant, Epstein directly holds 39,362 shares of Class A common stock. In addition, 26,484 shares are held indirectly through the Epstein Family Revocable Trust, and the indirect holdings include RSUs that have been deferred.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Epstein Jeff

(Last) (First) (Middle)

101 SPEAR STREET, FIFTH FLOOR

(Street)

SAN FRANCISCO CA 94105

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
TWILIO INC [ TWLO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/15/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	03/15/2026		A		951(1)	A	$0	39,362(2)	D
Class A Common Stock								26,484	I	See Footnote(3)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

2. Includes RSUs that have been deferred by the Reporting Person.

3. These shares are held by the Epstein Family Revocable Trust.

Remarks:

	/s/ Juliana Chen as attorney-in-fact for Reporting Person	03/17/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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FAQ

What insider transaction did Twilio (TWLO) director Jeff Epstein report?

Jeff Epstein reported receiving a grant of 951 RSUs tied to Twilio Class A common stock. Each RSU equals one share, and the award vested immediately on the grant date as disclosed in the Form 4.

How many Twilio (TWLO) shares does Jeff Epstein hold directly after this Form 4?

Following the reported RSU grant, Jeff Epstein holds 39,362 shares of Twilio Class A common stock directly. This figure reflects his direct ownership position after the 951-share award vested immediately on the grant date.

How many Twilio (TWLO) shares are held indirectly for Jeff Epstein?

The filing shows 26,484 Twilio Class A shares held indirectly for Jeff Epstein. These shares are held by the Epstein Family Revocable Trust and include RSUs that have been deferred by the reporting person, according to the disclosed footnotes.

What are the key terms of Jeff Epstein’s RSU award at Twilio (TWLO)?

The award consists of 951 Restricted Stock Units, each equal to one Twilio Class A share. The RSUs vested immediately on the grant date, meaning Epstein earned the underlying shares in full at the time of the grant.

Does Jeff Epstein’s Twilio (TWLO) RSU grant involve any purchase price?

The Form 4 reports a transaction price per share of 0.0000 for the 951 RSUs. This indicates the award was granted as compensation, rather than acquired through an open-market purchase at a cash price per share.

How does the Epstein Family Revocable Trust relate to Twilio (TWLO) shares?

The filing states that certain Twilio shares are held by the Epstein Family Revocable Trust. Specifically, 26,484 Class A shares, including deferred RSUs, are reported as indirectly owned through this trust structure for Jeff Epstein.